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Date: Thu, 7 May 2020 12:43:18 +0900
From: Chanwoo Choi <cw00.choi@...sung.com>
To: Charles Keepax <ckeepax@...nsource.cirrus.com>, robh+dt@...nel.org,
lee.jones@...aro.org, linus.walleij@...aro.org, broonie@...nel.org
Cc: myungjoo.ham@...sung.com, lgirdwood@...il.com,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
patches@...nsource.cirrus.com
Subject: Re: [PATCH v2 2/7] extcon: arizona: Move binding over to dtschema
Hi Charles,
On 5/7/20 12:57 AM, Charles Keepax wrote:
> Signed-off-by: Charles Keepax <ckeepax@...nsource.cirrus.com>
> ---
>
> Changes since v1:
> - Removed some description that duplicates constraints
>
> Thanks,
> Charles
>
> .../devicetree/bindings/extcon/extcon-arizona.txt | 76 -------------
> .../devicetree/bindings/extcon/wlf,arizona.yaml | 125 +++++++++++++++++++++
> 2 files changed, 125 insertions(+), 76 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/extcon/extcon-arizona.txt
> create mode 100644 Documentation/devicetree/bindings/extcon/wlf,arizona.yaml
>
> diff --git a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
> deleted file mode 100644
> index 208daaff0be4f..0000000000000
> --- a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
> +++ /dev/null
> @@ -1,76 +0,0 @@
> -Cirrus Logic Arizona class audio SoCs
> -
> -These devices are audio SoCs with extensive digital capabilities and a range
> -of analogue I/O.
> -
> -This document lists Extcon specific bindings, see the primary binding document:
> - ../mfd/arizona.txt
> -
> -Optional properties:
> -
> - - wlf,hpdet-channel : Headphone detection channel.
> - ARIZONA_ACCDET_MODE_HPL or 1 - Headphone detect mode is set to HPDETL
> - ARIZONA_ACCDET_MODE_HPR or 2 - Headphone detect mode is set to HPDETR
> - If this node is not mentioned or if the value is unknown, then
> - headphone detection mode is set to HPDETL.
> -
> - - wlf,use-jd2 : Use the additional JD input along with JD1 for dual pin jack
> - detection.
> - - wlf,use-jd2-nopull : Internal pull on JD2 is disabled when used for
> - jack detection.
> - - wlf,jd-invert : Invert the polarity of the jack detection switch
> -
> - - wlf,micd-software-compare : Use a software comparison to determine mic
> - presence
> - - wlf,micd-detect-debounce : Additional software microphone detection
> - debounce specified in milliseconds.
> - - wlf,micd-pol-gpio : GPIO specifier for the GPIO controlling the headset
> - polarity if one exists.
> - - wlf,micd-bias-start-time : Time allowed for MICBIAS to startup prior to
> - performing microphone detection, specified as per the ARIZONA_MICD_TIME_XXX
> - defines.
> - - wlf,micd-rate : Delay between successive microphone detection measurements,
> - specified as per the ARIZONA_MICD_TIME_XXX defines.
> - - wlf,micd-dbtime : Microphone detection hardware debounces specified as the
> - number of measurements to take, valid values being 2 and 4.
> - - wlf,micd-timeout-ms : Timeout for microphone detection, specified in
> - milliseconds.
> - - wlf,micd-force-micbias : Force MICBIAS continuously on during microphone
> - detection.
> - - wlf,micd-configs : Headset polarity configurations (generally used for
> - detection of CTIA / OMTP headsets), the field can be of variable length
> - but should always be a multiple of 3 cells long, each three cell group
> - represents one polarity configuration.
> - The first cell defines the accessory detection pin, zero will use MICDET1
> - and all other values will use MICDET2.
> - The second cell represents the MICBIAS to be used.
> - The third cell represents the value of the micd-pol-gpio pin.
> -
> - - wlf,gpsw : Settings for the general purpose switch, set as one of the
> - ARIZONA_GPSW_XXX defines.
> -
> -Example:
> -
> -codec: wm8280@0 {
> - compatible = "wlf,wm8280";
> - reg = <0>;
> - ...
> -
> - wlf,use-jd2;
> - wlf,use-jd2-nopull;
> - wlf,jd-invert;
> -
> - wlf,micd-software-compare;
> - wlf,micd-detect-debounce = <0>;
> - wlf,micd-pol-gpio = <&codec 2 0>;
> - wlf,micd-rate = <ARIZONA_MICD_TIME_8MS>;
> - wlf,micd-dbtime = <4>;
> - wlf,micd-timeout-ms = <100>;
> - wlf,micd-force-micbias;
> - wlf,micd-configs = <
> - 0 1 0 /* MICDET1 MICBIAS1 GPIO=low */
> - 1 2 1 /* MICDET2 MICBIAS2 GPIO=high */
> - >;
> -
> - wlf,gpsw = <ARIZONA_GPSW_OPEN>;
> -};
> diff --git a/Documentation/devicetree/bindings/extcon/wlf,arizona.yaml b/Documentation/devicetree/bindings/extcon/wlf,arizona.yaml
> new file mode 100644
> index 0000000000000..f9845dc2f5ae5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/extcon/wlf,arizona.yaml
> @@ -0,0 +1,125 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: https://protect2.fireeye.com/url?k=696fcddc-34bc96c8-696e4693-0cc47a31ce4e-2a3e86cfac9f17c2&q=1&u=http%3A%2F%2Fdevicetree.org%2Fschemas%2Fextcon%2Fwlf%2Carizona.yaml%23
> +$schema: https://protect2.fireeye.com/url?k=afda1ee7-f20945f3-afdb95a8-0cc47a31ce4e-9f3472c530744134&q=1&u=http%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23
> +
> +title: Cirrus Logic/Wolfson Microelectronics Arizona class audio SoCs
> +
> +maintainers:
> + - patches@...nsource.cirrus.com
> +
> +description: |
> + These devices are audio SoCs with extensive digital capabilities and a
> + range of analogue I/O.
> +
> + This document lists Extcon specific bindings, see the primary binding
> + document ../mfd/arizona.yaml
> +
> +properties:
> + wlf,hpdet-channel:
> + description:
> + Headphone detection channel. ARIZONA_ACCDET_MODE_HPL/1 sets the
> + headphone detect mode to HPDETL, ARIZONA_ACCDET_MODE_HPR/2 sets it
> + to HPDETR. If this node is not included or if the value is unknown,
> + then headphone detection mode is set to HPDETL.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> + minimum: 1
> + maximum: 2
> +
> + wlf,use-jd2:
> + description:
> + Use the additional JD input along with JD1 for dual pin jack detection.
> + type: boolean
> +
> + wlf,use-jd2-nopull:
> + description:
> + Internal pull on JD2 is disabled when used for jack detection.
> + type: boolean
> +
> + wlf,jd-invert:
> + description:
> + Invert the polarity of the jack detection switch.
> + type: boolean
> +
> + wlf,micd-software-compare:
> + description:
> + Use a software comparison to determine mic presence.
> + type: boolean
> +
> + wlf,micd-detect-debounce:
> + description:
> + Additional software microphone detection debounce specified in
> + milliseconds.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> +
> + wlf,micd-pol-gpio:
> + description:
> + GPIO specifier for the GPIO controlling the headset polarity if one
> + exists.
> + maxItems: 1
> +
> + wlf,micd-bias-start-time:
> + description:
> + Time allowed for MICBIAS to startup prior to performing microphone
> + detection, specified as per the ARIZONA_MICD_TIME_XXX defines.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> + minimum: 0
> + maximum: 12
> +
> + wlf,micd-rate:
> + description:
> + Delay between successive microphone detection measurements, specified
> + as per the ARIZONA_MICD_TIME_XXX defines.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> + minimum: 0
> + maximum: 12
> +
> + wlf,micd-dbtime:
> + description:
> + Microphone detection hardware debounces specified as the number of
> + measurements to take.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> + enum: [2, 4]
> +
> + wlf,micd-timeout-ms:
> + description:
> + Timeout for microphone detection, specified in milliseconds.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> +
> + wlf,micd-force-micbias:
> + description:
> + Force MICBIAS continuously on during microphone detection.
> + type: boolean
> +
> + wlf,micd-configs:
> + description:
> + Headset polarity configurations (generally used for detection of
> + CTIA / OMTP headsets), the field can be of variable length but
> + should always be a multiple of 3 cells long, each three cell group
> + represents one polarity configuration.
> + $ref: "/schemas/types.yaml#/definitions/uint32-matrix"
> + items:
> + items:
> + - description:
> + The first cell defines the accessory detection pin, zero
> + will use MICDET1 and 0x2000 will use MICDET2.
> + enum: [ 0, 0x2000 ]
> + - description:
> + The second cell represents the MICBIAS to be used. Zero
> + will use MICVDD, 1-3 will use MICBIASx.
> + minimum: 0
> + maximum: 3
> + - description:
> + The third cell represents the value of the micd-pol-gpio
> + pin.
> + minimum: 0
> + maximum: 1
> +
> + wlf,gpsw:
> + description:
> + Settings for the general purpose switch, set as one of the
> + ARIZONA_GPSW_XXX defines.
> + $ref: "/schemas/types.yaml#/definitions/uint32"
> + minimum: 0
> + maximum: 3
>
Acked-by: Chanwoo Choi <cw00.choi@...sung.com>
--
Best Regards,
Chanwoo Choi
Samsung Electronics
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